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Finding the Fourth Proportional to 423,048, 583,795.56 and 241,748.40

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Solution

The fourth proportional to 423,048, 583,795.56 and 241,748.40 is: 333,606.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,048 : 583,795.56 = 241,748.40 : x
  2. Step 2: Convert to fraction form
    423,048/583,795.56 = 241,748.40/x
  3. Step 3: Cross multiply
    423,048x = 583,795.56 × 241,748.40
  4. Step 4: Simplify right side
    423,048x = 141,131,642,557.10
  5. Step 5: Solve for x
    x = 141,131,642,557.10/423,048
  6. Step 6: Final answer
    x = 333,606.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.